#7BC379 · #84ADFF
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 81/100 (triadic) · Distinguishable 71/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Emerald and Light Vivid Blue are very different (ΔE 88). They have distinctly different hues (102° apart) and their lightness is similar, so they read as two same-weight colours.
Emerald text on Light Vivid Blue: 1.06:1 (Fail); Light Vivid Blue text on Emerald: 1.06:1 (Fail). Neither meets AA at body size — nudging one color to #004D06 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 81/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #004D06 clears AA.
Their CIE76 ΔE is about 88 — very different.
clearly different colours (ΔE 88).
Explore each color: Emerald #7BC379 · Light Vivid Blue #84ADFF · Shades: Emerald shades · Light Vivid Blue shades · Contrast checker →